Granted Patent
Utility
US 5,202,623 · App. 07/842,043
Laser-activated plasma chamber for non-contact testing
Inventor:
Andrew J. LePage
Patented Case
View Patent ↗
Granted: Apr 13, 1993
Filed: Feb 26, 1992
Inventor
Andrew J. LePage
Assignee (at issue)
Digital Equipment Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.